Designed to fit the standard Chuckit Ball launcher, the CHUCKIT WHEELIE BALL measures (6cm) Diameter.

Ideal for ground pursuit, Ideal for short-game play in backyards or other small spaces, use with Chuckit! Medium Ball Launchers, Durable Natural Rubber. The wheelie ball will bounce erratically around the ground due to it's shape, your dogs will love this one!